URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libgo/] [go/] [mime/] [multipart/] [multipart_test.go] - Rev 748
Go to most recent revision | Compare with Previous | Blame | View Log
// Copyright 2010 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package multipart
import (
"bytes"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"strings"
"testing"
)
func TestHorizontalWhitespace(t *testing.T) {
if !onlyHorizontalWhitespace([]byte(" \t")) {
t.Error("expected pass")
}
if onlyHorizontalWhitespace([]byte("foo bar")) {
t.Error("expected failure")
}
}
func TestBoundaryLine(t *testing.T) {
mr := NewReader(strings.NewReader(""), "myBoundary")
if !mr.isBoundaryDelimiterLine([]byte("--myBoundary\r\n")) {
t.Error("expected")
}
if !mr.isBoundaryDelimiterLine([]byte("--myBoundary \r\n")) {
t.Error("expected")
}
if !mr.isBoundaryDelimiterLine([]byte("--myBoundary \n")) {
t.Error("expected")
}
if mr.isBoundaryDelimiterLine([]byte("--myBoundary bogus \n")) {
t.Error("expected fail")
}
if mr.isBoundaryDelimiterLine([]byte("--myBoundary bogus--")) {
t.Error("expected fail")
}
}
func escapeString(v string) string {
bytes, _ := json.Marshal(v)
return string(bytes)
}
func expectEq(t *testing.T, expected, actual, what string) {
if expected == actual {
return
}
t.Errorf("Unexpected value for %s; got %s (len %d) but expected: %s (len %d)",
what, escapeString(actual), len(actual), escapeString(expected), len(expected))
}
func TestNameAccessors(t *testing.T) {
tests := [...][3]string{
{`form-data; name="foo"`, "foo", ""},
{` form-data ; name=foo`, "foo", ""},
{`FORM-DATA;name="foo"`, "foo", ""},
{` FORM-DATA ; name="foo"`, "foo", ""},
{` FORM-DATA ; name="foo"`, "foo", ""},
{` FORM-DATA ; name=foo`, "foo", ""},
{` FORM-DATA ; filename="foo.txt"; name=foo; baz=quux`, "foo", "foo.txt"},
{` not-form-data ; filename="bar.txt"; name=foo; baz=quux`, "", "bar.txt"},
}
for i, test := range tests {
p := &Part{Header: make(map[string][]string)}
p.Header.Set("Content-Disposition", test[0])
if g, e := p.FormName(), test[1]; g != e {
t.Errorf("test %d: FormName() = %q; want %q", i, g, e)
}
if g, e := p.FileName(), test[2]; g != e {
t.Errorf("test %d: FileName() = %q; want %q", i, g, e)
}
}
}
var longLine = strings.Repeat("\n\n\r\r\r\n\r\000", (1<<20)/8)
func testMultipartBody(sep string) string {
testBody := `
This is a multi-part message. This line is ignored.
--MyBoundary
Header1: value1
HEADER2: value2
foo-bar: baz
My value
The end.
--MyBoundary
name: bigsection
[longline]
--MyBoundary
Header1: value1b
HEADER2: value2b
foo-bar: bazb
Line 1
Line 2
Line 3 ends in a newline, but just one.
--MyBoundary
never read data
--MyBoundary--
useless trailer
`
testBody = strings.Replace(testBody, "\n", sep, -1)
return strings.Replace(testBody, "[longline]", longLine, 1)
}
func TestMultipart(t *testing.T) {
bodyReader := strings.NewReader(testMultipartBody("\r\n"))
testMultipart(t, bodyReader, false)
}
func TestMultipartOnlyNewlines(t *testing.T) {
bodyReader := strings.NewReader(testMultipartBody("\n"))
testMultipart(t, bodyReader, true)
}
func TestMultipartSlowInput(t *testing.T) {
bodyReader := strings.NewReader(testMultipartBody("\r\n"))
testMultipart(t, &slowReader{bodyReader}, false)
}
func testMultipart(t *testing.T, r io.Reader, onlyNewlines bool) {
reader := NewReader(r, "MyBoundary")
buf := new(bytes.Buffer)
// Part1
part, err := reader.NextPart()
if part == nil || err != nil {
t.Error("Expected part1")
return
}
if x := part.Header.Get("Header1"); x != "value1" {
t.Errorf("part.Header.Get(%q) = %q, want %q", "Header1", x, "value1")
}
if x := part.Header.Get("foo-bar"); x != "baz" {
t.Errorf("part.Header.Get(%q) = %q, want %q", "foo-bar", x, "baz")
}
if x := part.Header.Get("Foo-Bar"); x != "baz" {
t.Errorf("part.Header.Get(%q) = %q, want %q", "Foo-Bar", x, "baz")
}
buf.Reset()
if _, err := io.Copy(buf, part); err != nil {
t.Errorf("part 1 copy: %v", err)
}
adjustNewlines := func(s string) string {
if onlyNewlines {
return strings.Replace(s, "\r\n", "\n", -1)
}
return s
}
expectEq(t, adjustNewlines("My value\r\nThe end."), buf.String(), "Value of first part")
// Part2
part, err = reader.NextPart()
if err != nil {
t.Fatalf("Expected part2; got: %v", err)
return
}
if e, g := "bigsection", part.Header.Get("name"); e != g {
t.Errorf("part2's name header: expected %q, got %q", e, g)
}
buf.Reset()
if _, err := io.Copy(buf, part); err != nil {
t.Errorf("part 2 copy: %v", err)
}
s := buf.String()
if len(s) != len(longLine) {
t.Errorf("part2 body expected long line of length %d; got length %d",
len(longLine), len(s))
}
if s != longLine {
t.Errorf("part2 long body didn't match")
}
// Part3
part, err = reader.NextPart()
if part == nil || err != nil {
t.Error("Expected part3")
return
}
if part.Header.Get("foo-bar") != "bazb" {
t.Error("Expected foo-bar: bazb")
}
buf.Reset()
if _, err := io.Copy(buf, part); err != nil {
t.Errorf("part 3 copy: %v", err)
}
expectEq(t, adjustNewlines("Line 1\r\nLine 2\r\nLine 3 ends in a newline, but just one.\r\n"),
buf.String(), "body of part 3")
// Part4
part, err = reader.NextPart()
if part == nil || err != nil {
t.Error("Expected part 4 without errors")
return
}
// Non-existent part5
part, err = reader.NextPart()
if part != nil {
t.Error("Didn't expect a fifth part.")
}
if err != io.EOF {
t.Errorf("On fifth part expected io.EOF; got %v", err)
}
}
func TestVariousTextLineEndings(t *testing.T) {
tests := [...]string{
"Foo\nBar",
"Foo\nBar\n",
"Foo\r\nBar",
"Foo\r\nBar\r\n",
"Foo\rBar",
"Foo\rBar\r",
"\x00\x01\x02\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10",
}
for testNum, expectedBody := range tests {
body := "--BOUNDARY\r\n" +
"Content-Disposition: form-data; name=\"value\"\r\n" +
"\r\n" +
expectedBody +
"\r\n--BOUNDARY--\r\n"
bodyReader := strings.NewReader(body)
reader := NewReader(bodyReader, "BOUNDARY")
buf := new(bytes.Buffer)
part, err := reader.NextPart()
if part == nil {
t.Errorf("Expected a body part on text %d", testNum)
continue
}
if err != nil {
t.Errorf("Unexpected error on text %d: %v", testNum, err)
continue
}
written, err := io.Copy(buf, part)
expectEq(t, expectedBody, buf.String(), fmt.Sprintf("test %d", testNum))
if err != nil {
t.Errorf("Error copying multipart; bytes=%v, error=%v", written, err)
}
part, err = reader.NextPart()
if part != nil {
t.Errorf("Unexpected part in test %d", testNum)
}
if err != io.EOF {
t.Errorf("On test %d expected io.EOF; got %v", testNum, err)
}
}
}
type maliciousReader struct {
t *testing.T
n int
}
const maxReadThreshold = 1 << 20
func (mr *maliciousReader) Read(b []byte) (n int, err error) {
mr.n += len(b)
if mr.n >= maxReadThreshold {
mr.t.Fatal("too much was read")
return 0, io.EOF
}
return len(b), nil
}
func TestLineLimit(t *testing.T) {
mr := &maliciousReader{t: t}
r := NewReader(mr, "fooBoundary")
part, err := r.NextPart()
if part != nil {
t.Errorf("unexpected part read")
}
if err == nil {
t.Errorf("expected an error")
}
if mr.n >= maxReadThreshold {
t.Errorf("expected to read < %d bytes; read %d", maxReadThreshold, mr.n)
}
}
func TestMultipartTruncated(t *testing.T) {
testBody := `
This is a multi-part message. This line is ignored.
--MyBoundary
foo-bar: baz
Oh no, premature EOF!
`
body := strings.Replace(testBody, "\n", "\r\n", -1)
bodyReader := strings.NewReader(body)
r := NewReader(bodyReader, "MyBoundary")
part, err := r.NextPart()
if err != nil {
t.Fatalf("didn't get a part")
}
_, err = io.Copy(ioutil.Discard, part)
if err != io.ErrUnexpectedEOF {
t.Fatalf("expected error io.ErrUnexpectedEOF; got %v", err)
}
}
func TestZeroLengthBody(t *testing.T) {
testBody := strings.Replace(`
This is a multi-part message. This line is ignored.
--MyBoundary
foo: bar
--MyBoundary--
`, "\n", "\r\n", -1)
r := NewReader(strings.NewReader(testBody), "MyBoundary")
part, err := r.NextPart()
if err != nil {
t.Fatalf("didn't get a part")
}
n, err := io.Copy(ioutil.Discard, part)
if err != nil {
t.Errorf("error reading part: %v", err)
}
if n != 0 {
t.Errorf("read %d bytes; expected 0", n)
}
}
type slowReader struct {
r io.Reader
}
func (s *slowReader) Read(p []byte) (int, error) {
if len(p) == 0 {
return s.r.Read(p)
}
return s.r.Read(p[:1])
}
func TestLineContinuation(t *testing.T) {
// This body, extracted from an email, contains headers that span multiple
// lines.
// TODO: The original mail ended with a double-newline before the
// final delimiter; this was manually edited to use a CRLF.
testBody :=
"\n--Apple-Mail-2-292336769\nContent-Transfer-Encoding: 7bit\nContent-Type: text/plain;\n\tcharset=US-ASCII;\n\tdelsp=yes;\n\tformat=flowed\n\nI'm finding the same thing happening on my system (10.4.1).\n\n\n--Apple-Mail-2-292336769\nContent-Transfer-Encoding: quoted-printable\nContent-Type: text/html;\n\tcharset=ISO-8859-1\n\n<HTML><BODY>I'm finding the same thing =\nhappening on my system (10.4.1).=A0 But I built it with XCode =\n2.0.</BODY></=\nHTML>=\n\r\n--Apple-Mail-2-292336769--\n"
r := NewReader(strings.NewReader(testBody), "Apple-Mail-2-292336769")
for i := 0; i < 2; i++ {
part, err := r.NextPart()
if err != nil {
t.Fatalf("didn't get a part")
}
n, err := io.Copy(ioutil.Discard, part)
if err != nil {
t.Errorf("error reading part: %v", err)
}
if n <= 0 {
t.Errorf("read %d bytes; expected >0", n)
}
}
}
Go to most recent revision | Compare with Previous | Blame | View Log